Question

what is a Catalyst.......????​

Answer 1

Answer:

Catalysis is the process of increasing the rate of a chemical reaction by adding a substance known as a catalyst. Catalysts are not consumed in the catalyzed reaction but can act repeatedly. Often only very small amounts of catalyst are required.

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Answer 2

Answer:

HERE'S YOUR ANSWER↓

Explanation:

A SUBSTANCE THAT INCREASES THE RATE OF A CHEMICAL REACTION WITHOUT ITSELF UNDERGOING ANY PERMANENT CHEMICAL CHANGE.